Resources
http://wwf.panda.org/what_we_do/endangered_species/great_apes/gorillas/western_lowland_gorilla/
https://www.stlzoo.org/animals/abouttheanimals/mammals/lemursmonkeysapes/westernlowlandgorilla
https://animalcorner.co.uk/animals/western-lowland-gorillas/
http://www.pittsburghzoo.org/animal.aspx?id=52
http://www.gorillas-world.com/western-gorilla/